Tag: hive_interview

Hive @ Freshers.in

Hive : A Deep Dive into ‘AUTOCOMMIT’ in Apache Hive

Hive provides many functionalities to ensure efficient and seamless data management, with ‘AUTOCOMMIT’ being one such feature that plays an…

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Hive : Demystifying ‘ISOLATION’ Levels in Apache Hive

What is ISOLATION in Hive? In the context of databases, ‘ISOLATION’ is a property that defines how/when the changes made…

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Hive : UTCTIMESTAMP timestamps in a universal format for Hive

As data analytics continues to evolve and become more global, handling timezones correctly has become an essential aspect. In Hive,…

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Hive : Understanding Array Aggregation in Apache Hive

Apache Hive offers many inbuilt functions to process data, among which collect_list() and collect_set() are¬†commonly used to perform array aggregation….

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Hive : Creating and Utilizing 64-bit Hash Values in Apache Hive

Apache Hive provides several inbuilt functions to process the data. One of these is the hash() function, which calculates a…

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